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電源 Allied Telesis AT-PWR01のPDF クイック・インストール・マニュアルをオンラインで閲覧またはダウンロードできます。Allied Telesis AT-PWR01 9 ページ。 Allied telesis, inc switch quick install guide

Table 3: PSU LEDs found on all AT-8900 Series switches

PSU 1

Green

Red

Not lit

PSU 2

Green

Red

Not lit

If the PSU does not function as expected, follow these steps:

Check all cable connections are correct and secure.

For DC models, check that the standby switch has been pressed and is in the

ON position.

For AC models, check the PSU is receiving the correct AC voltage.

If the LEDs indicate a PSU fault, replace the PSU or have it serviced by

authorised service personnel.

More troubleshooting information can be found in the AT-8900 Series Hardware

Reference.

AT-PWR01 & AT-PWR01-80

PSU 1 is installed and supplying power to the

switch, and the voltage output is within

specification.

PSU 1 is installed in the switch, a fan has failed,

or the PSU has exceeded its recommend

temperature threshold of 75º C (167º F).

A FOM is installed in the switch and a fan has

failed.

The bay is empty (no PSU or FOM installed).

A FOM is installed and the fan is good.

PSU 2 is installed and supplying power to the